<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>vuejs测试</title>
  <script src="vue/vue.js"></script>

</head>
<body>
    <div id="app">
        <input type="checkbox" value="Java" v-model="language" >Java<br>
        <input type="checkbox" value="Python" v-model="language" >Python<br>
        <input type="checkbox" value="Swift" v-model="language" >Swift<br>
        <h2>
            你选择了:{{language.join(",")}}
        </h2>

    </div>
<script type="text/javascript">
    let app = new Vue({
        el:"#app",
        data:{
            language:[]
        },
    });
</script>
</body>
</html>